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Sam's News โ€” health โ€” 2026-08-22

Health

7 Personalized mRNA vaccine combined with immunotherapy extends cancer-free survival in melanoma trial

A phase 3 trial of over 1,000 patients with high-risk melanoma shows that a personalized mRNA vaccine (Intismeran) combined with the immunotherapy drug Keytruda significantly extends the time patients remain cancer-free compared to Keytruda alone. The vaccine uses DNA sequencing of individual tumors to direct immune response, representing a potential watershed moment in cancer treatment.

  • Phase 3 trial involved over 1,000 patients with high-risk stage 2, 3, or 4 melanoma
  • Personalized mRNA vaccine targets specific mutations in individual patient tumors using DNA sequencing
  • Combined treatment with Keytruda significantly increased cancer-free survival time and reduced risk of disease spread
  • Developed jointly by Merck (MSD) and Moderna using mRNA technology similar to Covid-19 vaccines

Sources: BBC News AI Web Searched

6.5 Yeast beta-glucan shown to enhance cancer-fighting immune response in mice

A yeast-based supplement containing beta-glucan reprogrammed immune cells in bone marrow to generate stronger, longer-lasting cancer-fighting responses in mice.

Sources: ScienceDaily RSS, ScienceDaily โ€” Health RSS, ScienceDaily โ€” Fitness RSS, ScienceDaily โ€” Nutrition RSS

6.5 Gut bacterium Roseburia inulinivorans linked to muscle strength in aging

Older adults carrying the bacterium Roseburia inulinivorans showed 29% greater handgrip strength, while mice treated with it gained 30% more grip strength.

Sources: ScienceDaily โ€” Health RSS, ScienceDaily โ€” Fitness RSS

6 Exercise more effective at preventing weight regain than initial weight loss

Regular physical activity plays a larger role in preventing lost weight from returning than in losing weight initially, by preserving muscle and regulating metabolism.

Sources: ScienceDaily โ€” Health RSS, ScienceDaily โ€” Fitness RSS, ScienceDaily โ€” Nutrition RSS

6 Multilingual speakers show brain age 13 years younger than monolinguals

People fluent in multiple languages show brains aged about 13 years younger than monolingual speakers, with effects stronger in those who became fluent earlier.

Sources: ScienceDaily RSS, ScienceDaily โ€” Health RSS

5.5 Tooth count predicts pancreatic cancer survival post-surgery

Pancreatic cancer patients with at least 21 natural teeth survived nearly two years longer after surgery than those with fewer teeth in a study of 339 patients.

Sources: ScienceDaily โ€” Health RSS, ScienceDaily โ€” Nutrition RSS

5.5 Peppermint oil reduces blood pressure by average 8.5 mmHg in 20 days

Adults taking peppermint oil twice daily for 20 days saw systolic blood pressure drop by an average of 8.5 mmHg compared to placebo.

Sources: ScienceDaily โ€” Health RSS